DESIGN-BUILD SERVICES FOR REPLACEMENT OF WATER MAINS AND SERVICE CONVERSIONS IN THE SHENANDOAH AREA PHASE B

Opening Date :

5/9/2014

Opening Time :

03:30 PM

Announcement Info :

The County Mayor, Miami-Dade County (County), pursuant to Section 287.055, Florida Statutes, 2-8.1 and 2-10.4 of the Miami-Dade County Code and Administrative Order 3-39, announces that design-build services are required for the Miami-Dade Water and Sewer Department (WASD) for design-build services for replacement of water mains and service conversions in the Shenandoah Area (Phase B).
The scope of services shall include, but is not be limited to, surveying, geotechnical investigations, engineering, design, permitting, technical specifications, construction, testing and commissioning services, customer contact, negotiation and agreement execution for the implementation of new 8-inch water mains and for the service conversations. The project consists of the replacement of the existing undersized and deteriorated water mains in order to improve system pressure and provide fire flow protection, and for water service conversions (transfer of services from the rear to the front of properties) in the Shenandoah Area (Phase B) in the City of Miami. The project includes the following main elements:
Approximately 45,750 linear feet of 8-inch ductile iron and 1,200 linear feet of 6-inch ductile iron water main pipe and fittings to include, but not be limited to the following: all required resilient seated gate valves; all required fire hydrant assemblies with guard posts; approximately 1,170 water services; 664 water service conversions from rear of property to front of property to include all required piping, fittings and accessories, testing and restoration within private property including providing safety and protection of homeowner’s property; tapping connections of various sizes to existing mains including tapping sleeves and valves; in-line water main connections to existing mains of various sizes; air release valve and flushing valve outlet assemblies; polyethylene encasement for ductile iron pipe and fittings, if ordered by the Engineer; sheeting and shoring ordered left in place by the Engineer; additional suitable backfill, if needed; furnish all materials, equipment and supplies necessary for cleaning, testing and disinfecting the mains; removal of existing asphalt pavement and sod; milling and resurfacing of existing asphalt pavement; removal, transport, salvage and legal disposal of demolition material; placing existing water mains out of service upon completion of work; traffic control; installation and restoration of pedestrian curb ramps and installation of detectable warning surface, as directed; temporary and permanent replacement of any utilities, pavement, sidewalk, curb & gutter, valley gutter, traffic circle roundabouts, trees, landscaping, sod, pavement markings, and/or driveway damaged by construction and all other appurtenant and miscellaneous items and work for a complete and fully functional installation.
The Design-Builder shall design and construct all ancillary piping, tapping, temporary bypass, and tie-in connections to facilitate successful construction and commissioning the new 8-inch water mains without any interruption of service to the existing Miami-Dade Water and Sewer customers. The design and construction services rendered by the Design-Builder shall result in a complete, functional, and operable piping project with a minimum 80 year design life.
In addition, the Design-Builder must comply with the “Buy American Requirements".
The project location is the area bounded by S.W. 17th Avenue, S.W. 27th Avenue, S.W. 16th Street and S.W. 22 Street (Coral Way).
The Design-Builder must complete the Work by the following durations, which exclude the warranty administration period:
Milestone #1: Completion on or before 545 calendar days after the date of Notice to Proceed which requires placing into service all new water mains and water services in public right-of-way and shall include all work associated with surveying, geotechnical investigations, engineering, design, technical specifications, permitting, construction, full pavement restoration, testing and commissioning services for the complete and fully operational installation of the new 8-inch water mans and water services.
Substantial Completion: Completion Date for Water Service Conversions on or before 850 calendar days after the date of Notice to Proceed which requires:
Water Service Conversions (transfer of services from the rear to the front of properties):
Shall include all work associated with customer contact, negotiation and agreement execution, engineering, design, permitting, construction, testing, commissioning services and restoration within private property for the installation of all required piping, fittings and accessories for the water service conversions.
Final Completion and Project Closeout: On or before 910 calendar days after the date of Notice to Proceed which requires:
Shall include obtaining acceptance by all applicable regulatory agencies including WASD of all Work and Services under the Contract, including all remaining site restorations, record documents, and all other remaining incomplete or unacceptable work items identified at or subsequent to Substantial Completion.
If the Design-Builder does not achieve Milestone #1 by the established Milestone #1 Completion Contract Date, Liquidated Damages (LDs) will be assessed in the amount of two thousand five hundred dollars ($2,500) per calendar day, which will be paid to the County by the Design-Builder.
If the Design-Builder does not achieve Substantial Completion by the established Substantial Completion Contract Date, Liquidated Damages (LDs) will be assessed in the amount of two thousand five hundred dollars ($2,500) per calendar day, which will be paid to the County by the Design-Builder.
If the Design-Builder does not achieve Final Completion by the established Final Completion Contract Date, LDs will be assessed in the amount of one thousand dollars ($1,000) per calendar day, which will be paid to the County by the Design-Builder. LDs will be cumulative if all three; the Milestone #1 Contract Date, the Substantial Completion Contract Date and the Final Completion Contract Date are exceeded. All assessments of LDs to the Design-Builder may be adjustments to payments due to the Design-Builder.
The estimated total Contract amount is eleven million, four hundred eighty five thousand five hundred eighty dollars ($11,485, 580) inclusive of the contingencies and dedicated allowances. The estimated Design-Build project cost is nine million eight hundred fifty two thousand eight hundred and nine dollars ($9,852,809), exclusive of allowances and contingencies.
The County reserves the right to negotiate or reject any and all proposal(s), if the price exceeds the estimated project cost.